Luke Chandler

Canadian wheat and canola grower Mike Bast spent five years building silos to store 100,000 bushels on his 2,000-acre farm in La Salle, Manitoba. It wasn’t enough. He’s already dumping grain into his neighbor’s bins.

Speculators slashed wagers on higher agricultural prices by the most in eight weeks, missing out on this year’s biggest rally as parched fields from South America to Europe curbed expectations for record harvests.